BS_DG_3_133_D-Mallotus_muticus

Mallotus muticus, collected from plot 3 in the Danau Girang Field Centre by J.M, J.LR, H.S, T.G, N.P and J.W on 14/09/14.

 

Plot 3 contains semi-inundated forest, GPS position 5,245233 ; 118,022547. Semi-inundated forest tends to have low tree diversity with little undergrowth however lianas are often abundant. This forest type is characterized by periods of inundation between 3 and 6 months.

 

The Family Euphorbiaceae contains 229 genera, 6500 species all over the world except the Arctic, few in the Amazon basin. Trees, shrubs, lianas or herbs. Examples: Hevea, Manihot, Micrandra, Sapium-rubber, Manihot-cassava, Cnidoscolus-vegetables, Aleurites, Garcia, Mallotus, Vernicia-industrial and medicinal oils, Endospermum, Hevea, Ricinodendron-timber, Mallotus, Merculiaris-dyes, Euphorbia, Jatropha-hydrocarbon, Acalypha, Breynia, Codiaeum-cultural/ornamental (Mabberley, 2008).

 

Mallotus muticus

Plots: 2-young KOCP (riparian Kinabatangan edge), 4-3 KOCP (riparian Kinabatangan edge), 7-7 KOCP (dry lowland), 8-9 KOCP (riparian Kinabatangan edge), 9-10 KOCP (riparian Kinabatangan edge), 12-2 DG (semi-inundated), 13-3 DG (semi-inundated), 14-4 DG (riparian oxbow edge), 17-7 DG (semi-inundated), 19-9 DG (semi-inundated), 20-10 DG (semi-inundated oxbow edge).

Found: Peninsula Malaysia, Sumatra, Borneo (throughout) (Slik, 2009).

Description: Upper canopy tree up to 42m tall. Stipules dropped early. Flowers green-yellowish, placed in racemes. Fruits reddish (Slik, 2009).

Ecology: Undisturbed riverine and swampy forest up to 300m alt. often found along or near rivers. Also found on limestone (Slik, 2009).

Synonyms: Coccoceras borneense, C. muticum, M. borneensis, Rottlera borneensis (The Plant List, 2010)

 

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